The group, and many thousands of others like it, is less about dating than rating: Teens post pouty, suggestive selfies, which other teens or adults pretending to be teens grade; the comments then invariably devolve into either requests for further contact (“add me,” “send nudes”) or flat-out cyberbullying (“barely a 4,” “gross,” “ew”).While teen dating groups, both public and closed, have been common on Facebook for years, the genre has come to light this week for tragic reasons: 13-year-old Nicole Lovell was reportedly bullied by the group only weeks before her January disappearance. 1, she posted a selfie to the forum with the caption “cute or nah.” Of the 304 responses, most were overtly vicious.

Even before the page has fully loaded, the popular Facebook group “Teen Dating and Flirting” looks like a something straight out of some parental nightmare.

It has the full teen trifecta — sexting, cyberbullying and strangers — in one unmoderated public forum that anyone, of any age, can access.

Albert said that police determined that Eisenhauer knew her but declined to comment on the nature of their relationship.

Law enforcement officials on Sunday arrested a second Virginia Tech student in the case.

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The Virginia teen allegedly murdered by a college student last week may have met her suspected killer on an “off-the-wall” social media site, her mother said.

“That’s all I know,” she told The Washington Post Sunday.

“It was some off-the-wall site I never heard of.” Last October, she uploaded a photo saying, “I’m single.” The same day, she posted another that said, “I’m taken.” Her bio says she is "dating Jacob," though it's unclear whom she is referring to.

Hours later, he was charged with first-degree murder after Virginia State Police located the remains of Nicole Madison Lovell on Route 89, in Surry County, N.

C., along the Virginia line, Blacksburg police said. Mike Albert said that Eisenhauer abducted and killed the 13-year-old girl.

Daily delivered to your inbox That post was the only one in the Facebook group’s final 24 hours that mentioned Lovell or the widespread media attention that the group had received in recent days.